Anisomeridium

Anisomeridium is a genus of lichens in the family Monoblastiaceae. The type species was originally named Arthopyrenia xylogena by Swiss botanist Johannes Müller Argoviensis in 1883; in 1928, Maurice Choisy defined the genus Anisomeridium, designating A. xylogena the type species.

Species
, Species Fungorum accepts 32 species of Anisomeridium:
 * Anisomeridium americanum (A.Massal.) R.C.Harris (1995)
 * Anisomeridium anisolobum (Müll.Arg.) Aptroot (1995)
 * Anisomeridium australiense (P.M.McCarthy) R.C.Harris (1995)
 * Anisomeridium austroaustraliense P.M.McCarthy & Kantvilas (2016) – Australia
 * Anisomeridium biforme (Borrer) R.C.Harris (1978)
 * Anisomeridium calcicola Upreti & Nayaka (2006) – India
 * Anisomeridium carinthiacum (J.Steiner) R.C.Harris (1987)
 * Anisomeridium concameratum (Stirt.) Aptroot (2006)
 * Anisomeridium consobrinum (Nyl.) Aptroot (1995)
 * Anisomeridium disjunctum P.M.McCarthy & Kantvilas (2018) – Australia
 * Anisomeridium excellens (Nyl. ex Müll.Arg.) R.C.Harris (1995)
 * Anisomeridium foliicola R.Sant. & Tibell (1988) – Australia
 * Anisomeridium globosum Aptroot, D.S.Andrade & M.Cáceres (2014)
 * Anisomeridium grumatum (Cooke ex Sacc.) Aptroot (1998)
 * Anisomeridium guttuliferum Lücking (2008)
 * Anisomeridium lateriticum Aptroot & M.Cáceres (2013)
 * Anisomeridium macaronesicum van den Boom (2015)
 * Anisomeridium macropycnidiatum van den Boom (2015)
 * Anisomeridium platypodum G.Thor, Lücking & Tat.Matsumoto (2000)
 * Anisomeridium polypori (Ellis & Everh.) M.E.Barr (1996)
 * Anisomeridium prolongatum Lücking (2008)
 * Anisomeridium ranunculosporum (Coppins & P.James) Coppins (2002)
 * Anisomeridium robustum Orange, Coppins & Aptroot (2008) – Europe
 * Anisomeridium subnectendum (Nyl.) R.C.Harris (1995)
 * Anisomeridium subnexum (Nyl.) R.C.Harris (1995)
 * Anisomeridium subprostans (Nyl.) R.C.Harris (1980)
 * Anisomeridium terminatum (Nyl.) R.C.Harris (1995)
 * Anisomeridium tetrasporum Aptroot & Sipman (2001) – Hong Kong
 * Anisomeridium trichiale Aptroot & Etayo (2017) – Panama
 * Anisomeridium triseptatum Aptroot & M.Cáceres (2013)
 * Anisomeridium viridescens (Coppins) R.C.Harris (1995)
 * Anisomeridium yoshimurae H.Harada (2019) – Japan